| # | Title | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|---|
| 601 | Mr | Phillip Gregory | New York | N/G | USA | N/G | Mar 10, 2010 |
| 602 | Mr. | Roger Van Laarhoven | London | N/G | UK | N/G | Mar 11, 2010 |
| 603 | mr | giovanni fini | Bologna | N/G | Italy | N/G | Mar 12, 2010 |
| 604 | Mr | firat gazel | gop ankara | N/G | Turkey | View | Mar 12, 2010 |
| 605 | Ms | Margarett Alvarez | Carabobo | Venezuela | Venezuela | Hidden | Mar 14, 2010 |
| 606 | Mrs. | Brenda Nash | Limerick | Munster | Ireland | N/G | Mar 16, 2010 |
| 607 | Mr. | Mark Green | London | N/G | UK | N/G | Mar 19, 2010 |
| 608 | Mr | Francisco Mendez | Mexico, D.F. | N/G | Mexico | N/G | Mar 19, 2010 |
| 609 | mrs | Raquel Ferrari Brochee | Limoges | N/G | France | N/G | Mar 19, 2010 |
| 610 | mr | Marco Baglioni | Firenze | N/G | Italy | N/G | Mar 22, 2010 |
| 611 | Mr | Fernando Romero Garza | Santiago de Cali | N/G | Colombia | N/G | Mar 24, 2010 |
| 612 | Ms | Lidya Banič | Námestovo | Žilina | Slovakia | N/G | Mar 25, 2010 |
| 613 | Mr | Daniel Harnois | Versoix | N/G | Switzerland | N/G | Mar 28, 2010 |
| 614 | Mr | Virgílio Marques | Lisboa | N/G | Portugal | N/G | Mar 29, 2010 |
| 615 | mr | Walter Kern | Leipzig | N/G | Germany | N/G | Mar 29, 2010 |
| 616 | mr | samuel navarro | besançon | N/G | France | N/G | Mar 29, 2010 |
| 617 | Mrs. | Alexzandra Brogan | Bowling Green | Ohio | USA | N/G | Mar 30, 2010 |
| 618 | Mr | Anonymous | MADRID | N/G | Spain | N/G | Apr 01, 2010 |
| 619 | mrs. | Michelle Rubinstein | Kokomo | Indiana | USA | N/G | Apr 01, 2010 |
| 620 | Mr | Jordan Zlatnick | Nixa | MO | USA | N/G | Apr 02, 2010 |
| 621 | Ms | Krista Tidblad | Tierp | Uppsala | Sweden | N/G | Apr 05, 2010 |
| 622 | Dr | Francesco Borghesani | Padua | N/G | Italy | N/G | Apr 06, 2010 |
| 623 | Ms | Kalina Rogalska | Kraków | N/G | Poland | N/G | Apr 06, 2010 |
| 624 | Mrs | Anna Kiriakidou | Thessaloniki | N/G | Greece | N/G | Apr 06, 2010 |
| 625 | mr | Emil Semmelweis | Geneva | N/G | Switzerland | N/G | Apr 06, 2010 |
| 626 | mr | Jesper Poulsen | Frederikshavn | Nordjylland | Denmark | N/G | Apr 11, 2010 |
| 627 | Mr | Alessandro Barbieri | Sassuolo | N/G | Italy | N/G | Apr 12, 2010 |
| 628 | Mr | Eric Bouillon | Québec | Canada | Canada | View | Apr 13, 2010 |
| 629 | mrs | Karen Belendez | Ninove | N/G | Belgium | N/G | Apr 14, 2010 |
| 630 | mr | Carsten Bojensen | Copenhagen | N/G | Denmark | N/G | Apr 17, 2010 |
| 631 | m | j sandow | arlington heights | Illinois | USA | View | Apr 17, 2010 |
| 632 | Ms. | Ingelin Rommerud | Lippstadt | N/G | Germany | N/G | Apr 17, 2010 |
| 633 | Dr. | Kateryna Vyshnyakova | Leganés | Madrid | Spain | N/G | Apr 18, 2010 |
| 634 | Mr | Vuk Vukotic | Belgrade | N/G | Serbia | N/G | Apr 18, 2010 |
| 635 | Mr | R.H Reissmann | Melk | N/G | Austria | N/G | Apr 21, 2010 |
| 636 | Mr | David Peters | Colima | Colima | Mexico | View | Apr 22, 2010 |
| 637 | mr | Louis Buerch | Mougins | N/G | France | N/G | Apr 22, 2010 |
| 638 | Mr. | Anonymous | Bologna | (BO) | Italy | N/G | Apr 23, 2010 |
| 639 | Ms | Silvia Valenti | Rome | Italy | Italy | N/G | Apr 27, 2010 |
| 640 | ms | María Eugenia Parra | Cádiz | N/G | Spain | N/G | Apr 28, 2010 |
| 641 | Mr. | Martin Ross | Bournemouth | Dorset | UK | N/G | May 01, 2010 |
| 642 | mr | Marco Leali | Maierato | Vibo Valentia | Italy | N/G | May 04, 2010 |
| 643 | Mr | Gianluca Pirro | Naples | N/G | Italy | N/G | May 04, 2010 |
| 644 | dr | silvia amato | roma | N/G | Italy | N/G | May 05, 2010 |
| 645 | Ms | Ann Hallenberg | Älgarås | N/G | Sweden | N/G | May 06, 2010 |
| 646 | Mr | Holger Schmitt-Hallenberg | Älgarås | N/G | Sweden | N/G | May 10, 2010 |
| 647 | Ms | Mary-Ellen Nesi | Athens | N/G | Greece | N/G | May 10, 2010 |
| 648 | Mr | Regis Bornia | Sao Paulo | N/G | Brazil | N/G | May 11, 2010 |
| 649 | Mrs. | Dian Nordstrom | Henderson | Nevada | USA | N/G | May 11, 2010 |
| 650 | Mr | Anonymous | Madras | N/G | India | N/G | May 13, 2010 |
- S/C/P - State, County or Province
- Dates displayed in the signature list are based on UTC/GMT
- Anonymous signatures signify people who have chosen not to display their names publicly
- A comment in gray indicates that the signer has hidden their comment from public view